python -将返回变量从一个函数传递/发送到另一个函数

def function1():
    return "Hello"

def function2(value):
    print(value)

result = function1()
function2(result)

Hello

def function1():
    global result
    result = "Hello"

def function2():
    print(result)

function1()
function2()

Hello

def function1():
    return "Hello"

def function2():
    return function1()

result = function2()
print(result)

Hello